修复移动端目录悬浮球，修复文章页布局，优化画廊

src/components/Navbar.astro

@@ -1,5 +1,5 @@
 ---
-import ThemeSwitcher from "./ThemeSwitcher.vue";
+import ThemeSwitcher from "./ThemeSwitcher.astro";
 ---
 
 <header class="wi-navbar-wrapper" id="wi-navbar" th:classappend="${theme.config?.navbar?.navbar_style == 'minimal'} ? 'wi-navbar--minimal' : (${theme.config?.navbar?.navbar_style == 'float'} ? 'wi-navbar--float' : 'wi-navbar--glass')">
@@ -10,6 +10,8 @@ import ThemeSwitcher from "./ThemeSwitcher.vue";
         th:src="${theme.config?.basic?.logo}"
         alt=""
         class="wi-navbar__logo"
+        loading="eager"
+        decoding="async"
       />
       <span
         th:if="${#strings.isEmpty(theme.config?.basic?.logo)}"
@@ -42,7 +44,7 @@ import ThemeSwitcher from "./ThemeSwitcher.vue";
     <div class="wi-navbar__actions">
       <button
         th:if="${pluginFinder.available('PluginSearchWidget') and theme.config?.navbar?.navbar_show_search != false}"
-        class="wi-navbar__action-btn"
+        class="wi-navbar__action-btn wi-navbar__search-btn"
         type="button"
         th:aria-label="${theme.config?.basic?.label_search ?: #messages.msg('common.search')}"
         onclick="SearchWidget.open()"
@@ -52,7 +54,7 @@ import ThemeSwitcher from "./ThemeSwitcher.vue";
 
       <th:block th:if="${theme.config?.navbar?.navbar_show_theme_switch != false}">
         <span th:attr="data-label=${theme.config?.basic?.label_theme_switch ?: #messages.msg('common.themeSwitch')}" style="display:inline-flex">
-          <ThemeSwitcher client:idle />
+          <ThemeSwitcher />
         </span>
       </th:block>
 
@@ -315,8 +317,9 @@ import ThemeSwitcher from "./ThemeSwitcher.vue";
       display: none;
     }
 
-    .wi-navbar__action-btn[aria-label="Search"] {
-      display: none;
+    .wi-navbar__action-btn {
+      width: 40px;
+      height: 40px;
     }
 
     .wi-navbar__menu-btn {